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Category Code Description Source Reference Low level method Active Alias Modified By Modified Date
Analysis SM4110B Ion Chromatography with Chemical Suppression of Eluent Conductivity. Standard Methods Standard Methods for the Examination of Water and Wastewater, APHA-AWWA-WPCF N Y benf461 10/02/2023
Analysis SM5310B Total Organic Carbon (TOC), High Temperature Combustion Method Standard Methods 18th, 19th, 20th ed. Standard Methods for the Examination of Water and Wastewater, APHA-AWWA-WPCF, 1992, 1995, 1998. N Y benf461 10/02/2023
Analysis SM5210C Ultimate Biochemical Oxygen Demand (BOD) Test Standard Methods Standard Methods for the Examination of Water and Wastewater, APHA-AWWA-WPCF N Y CNEU461 10/20/2023
Analysis SM9230B Fecal Strep and Enterococci by Multiple Tube Technique Standard Methods 18th, 19th, 20th ed. Standard Methods for the Examination of Water and Wastewater, APHA-AWWA-WPCF, 1992, 1995, 1998. N Y benf461 10/02/2023
Analysis SM5520 Oil and Grease, Total Recoverable, Gravimetric, Soxlet Extraction, Standard Methods Standard Methods for the Examination of Water and Wastewater, APHA-AWWA-WPCF N Y benf461 10/02/2023
Analysis SM9230C Fecal Strep and Enterococci by Membrane Filtration Standard Methods 18th, 19th, 20th ed. Standard Methods for the Examination of Water and Wastewater, APHA-AWWA-WPCF, 1992, 1995, 1998. N Y benf461 10/02/2023
Analysis SM4500CN-E Cyanide, Colorimetric Method Standard Methods 18th, 19th, 20th ed. Standard Methods for the Examination of Water and Wastewater, APHA-AWWA-WPCF, 1992, 1995, 1998. N Y SM4500CNE benf461 09/29/2023
Analysis SM4500CN-C Cyanide, Total after Distillation Standard Methods 18th, 19th, 20th ed. Standard Methods for the Examination of Water and Wastewater, APHA-AWWA-WPCF, 1992, 1995, 1998. N Y SM4500CNC benf461 09/29/2023
Analysis SM9222D Fecal Coliform by Membrane Filtration using mFC Medium Standard Methods 18th, 19th, 20th ed. Standard Methods for the Examination of Water and Wastewater, APHA-AWWA-WPCF, 1992, 1995, 1998. N Y benf461 10/02/2023
Analysis SM4500CN-I Cyanide, Weak Acid Dissociable Standard Methods 18th, 19th, 20th ed. Standard Methods for the Examination of Water and Wastewater, APHA-AWWA-WPCF, 1992, 1995, 1998. N Y SM4500CNI benf461 09/29/2023
Analysis SM9221E2 Fecal Coliform Direct Test by Multiple Tube Fermentation using A-1 Medium Standard Methods 18th, 19th, 20th ed. Standard Methods for the Examination of Water and Wastewater, APHA-AWWA-WPCF, 1992, 1995, 1998. N Y benf461 10/02/2023
Analysis SM3500CrD Chromium, Hexavalent by Colorimetry Standard Methods Standard Methods for the Examination of Water and Wastewater, 18th & 19th Editions N Y benf461 09/29/2023
Analysis SM9222B Standard Total Coliform by Membrane Filtration Standard Methods 18th, 19th, 20th ed. Standard Methods for the Examination of Water and Wastewater, APHA-AWWA-WPCF, 1992, 1995, 1998. N Y benf461 10/02/2023
Analysis SM4500S2F Sulfide by Iodometric Method Standard Methods 18th, 19th, 20th ed. Standard Methods for the Examination of Water and Wastewater, APHA-AWWA-WPCF, 1992, 1995, 1998. N Y benf461 10/02/2023
Analysis SM4500FTP Total Phosphorous Standard Methods Standard Methods for the Examination of Water and Wastewater, APHA-AWWA-WPCF N Y benf461 10/02/2023
Analysis SM9221B Standard Total Coliform by Multiple Tube Fermentation using Lauryl Tryptose Broth Standard Methods 18th, 19th, 20th ed. Standard Methods for the Examination of Water and Wastewater, APHA-AWWA-WPCF, 1992, 1995, 1998. N Y benf461 10/02/2023
Analysis SM3125 Metals by ICP-MS Standard Methods Standard Methods for the Examination of Water and Wastewater, APHA-AWWA-WPCF N Y benf461 10/02/2023
Analysis or Measurement SM2510B Specific Conductivity, Laboratory Method Standard Methods 18th, 19th, 20th ed. Standard Methods for the Examination of Water and Wastewater, APHA-AWWA-WPCF, 1992, 1995, 1998. N Y mbac461 09/04/2024
Analysis SM4500NB Nitrogen, In-Line UV/Persulfate Digestion and Oxidation with Flow Injection Analysis Standard Methods 20th ed. Standard Methods for the Examination of Water and Wastewater, APHA-AWWA-WPCF, 1998. Y KKIN461 08/18/2015
Analysis SM9221E1 Fecal Coliform by Multiple Tube Fermentation using EC Medium Standard Methods 18th, 19th, 20th ed. Standard Methods for the Examination of Water and Wastewater, APHA-AWWA-WPCF, 1992, 1995, 1998. N Y benf461 10/02/2023
Analysis SM16-1002G Spectrophotometric determination of chlorophyll a in the presence of pheophytin Standard Methods 16th ed. Standard Methods for the Examination of Water and Wastewater, APHA-AWWA-WPCF, 1985. N Y benf461 09/28/2023
Analysis SM16-210C Salinity, Argentometric Method Standard Methods 16th ed. Standard Methods for the Examination of Water and Wastewater, APHA-AWWA-WPCF, 1985. N Y benf461 09/28/2023
Analysis SM4500P-G Phosphorus/Orthophosphate by Flow Injection Analysis Standard Methods 18th, 19th, 20th ed. Standard Methods for the Examination of Water and Wastewater, APHA-AWWA-WPCF, 1992, 1995, 1998. N Y SM4500PG benf461 10/02/2023
Analysis SM9221C Bacterial (Coliform) Density Estimation by Multiple Tube Fermentation, Most Probable Number (MPN) Standard Methods 18th, 19th, 20th ed. Standard Methods for the Examination of Water and Wastewater, APHA-AWWA-WPCF, 1992, 1995, 1998. N Y benf461 10/02/2023
Analysis SM2540G Total, Fixed and Volatile Solids in Solid and Semisolid Samples Standard Methods 18th, 19th, 20th ed. Standard Methods for the Examination of Water and Wastewater, APHA-AWWA-WPCF, 1992, 1995, 1998. N Y benf461 09/29/2023
Analysis SM9222G1 E. coli Partition by Membrane Filtration using EC-MUG Medium Standard Methods 18th, 19th, 20th ed. Standard Methods for the Examination of Water and Wastewater, APHA-AWWA-WPCF, 1992, 1995, 1998. N Y benf461 10/02/2023
Analysis or Measurement SM4500H+B pH by Electrometric Method Standard Methods 18th, 19th, 20th ed. Standard Methods for the Examination of Water and Wastewater, APHA-AWWA-WPCF, 1992, 1995, 1998. N Y CNEU461 10/10/2024
Analysis SM4500NO3I Nitrogen (Nitrate, NO3/Nitrite, NO2) by Cadmium Reduction Flow Injection Method Standard Methods Standard Methods for the Examination of Water and Wastewater, APHA-AWWA-WPCF N Y benf461 10/02/2023
Analysis SM2330B CALCIUM CARBONATE SATURATION Standard Methods 18th, 19th, 20th ed. Standard Methods for the Examination of Water and Wastewater, APHA-AWWA-WPCF, 1992, 1995, 1998. N Y benf461 07/16/2024
Analysis SM10200H3M Fluorometric determination of chlorophyll a in presence of pheophytin, modified method Standard Methods 18th, 19th, 20th ed. Standard Methods for the Examination of Water and Wastewater, APHA-AWWA-WPCF, 1992, 1995, 1998, and Washington Department of Ecology Manchester Environmental Laboratory. N Y benf461 09/28/2023
Analysis SM4500P-I Total Phosphorus by In-Line UV/Persulfate Digestion and Flow Injection Analysis Standard Methods 18th, 19th, 20th ed. Standard Methods for the Examination of Water and Wastewater, APHA-AWWA-WPCF, 1992, 1995, 1998. N Y SM4500PI benf461 10/02/2023
Analysis SM4500OC Dissolved Oxygen (DO) by Winkler (Azide Modification) Standard Methods 18th, 19th, 20th ed. Standard Methods for the Examination of Water and Wastewater, APHA-AWWA-WPCF, 1992, 1995, 1998. N Y benf461 10/03/2023
Analysis SM10300C(6) Periphyton Analysis - Ash-Free Dry Weight Standard Methods 21st ed. Standard Methods for the Examination of Water and Wastewater, APHA-AWWA-WPCF, 2005 Y SM10300C5/6 CNEU461 06/28/2016
Analysis SM4500P-H Total Phosphorus by Manual Digestion and Flow Injection Analysis Standard Methods 18th, 19th, 20th ed. Standard Methods for the Examination of Water and Wastewater, APHA-AWWA-WPCF, 1992, 1995, 1998. N Y SM4500PH benf461 10/02/2023
Analysis SM4500NH3H Nitrogen (as Ammonia, NH3) by Flow Injection Analysis Standard Methods 18th, 19th, 20th ed. Standard Methods for the Examination of Water and Wastewater, APHA-AWWA-WPCF, 1992, 1995, 1998. N Y benf461 10/02/2023
Analysis SM2150B Threshold Odor Test Standard Methods Standard Methods For the Examination of Water and Wastewater, 23rd, January 2018. https://doi.org/10.2105/SMWW.2882.019 Y CNEU461 09/17/2021
Analysis or Measurement SM2520B Salinity, Electrical Conductivity Method Standard Methods 18th, 19th, 20th ed. Standard Methods for the Examination of Water and Wastewater, APHA-AWWA-WPCF, 1992, 1995, 1998. N Y mbac461 09/04/2024
Analysis SM4500NH3C Nitrogen (as Ammonia, NH3) by Titrimetric Method Standard Methods 18th, 19th, 20th ed. Standard Methods for the Examination of Water and Wastewater, APHA-AWWA-WPCF, 1992, 1995, 1998. N Y benf461 10/02/2023
Analysis SM4500NorgB Nitrogen (Organic) in Water by Macro-Kjeldahl Method Standard Methods 20th ed. Standard Methods for the Examination of Water and Wastewater, APHA-AWWA-WPCF, 1998. Y KKIN461 08/18/2015
Analysis SM7500U-C Uranium in Water by Isotopic Method, Alpha Spectrometer/Counter Standard Methods Standard Methods for the Examination of Water and Wastewater, APHA-AWWA-WPCF N Y benf461 10/02/2023
Analysis SM4500SO4G Sulfate by Methylthymol Blue Flow Injection Analysis Standard Methods Standard Methods for the Examination of Water and Wastewater, APHA-AWWA-WPCF N Y benf461 10/02/2023
Analysis SM16-417G Automated Phenate Method for the determination of ammonia nitrogen Standard Methods 16th ed. Standard Methods for the Examination of Water and Wastewater, APHA-AWWA-WPCF, 1985. Y KKIN461 08/18/2015
Analysis SM16-209A Total Residue (Solids) Dried at 103-105 deg C Standard Methods 16th ed. Standard Methods for the Examination of Water and Wastewater, APHA-AWWA-WPCF, 1985. Y KKIN461 08/18/2015
Analysis SM5540D Nonionic Surfactants as cobalt thiocyanate active substances (CTAS) Standard Methods 18th, 19th, 20th ed. Standard Methods for the Examination of Water and Wastewater, APHA-AWWA-WPCF, http://standardmethods.org/, 2000 N Y benf461 10/02/2023
Analysis SM16-417D Ammonia-Titrimetric Method Standard Methods 16th ed. Standard Methods for the Examination of Water and Wastewater, APHA-AWWA-WPCF, 1985. N Y benf461 09/28/2023
Analysis SM5310D Total Organic Carbon (TOC), Wet Oxidation Method. Standard Methods Standard Methods Online -- Standard Methods for the Examination of Water and Wastewater. http://standardmethods.org/ Y CNEU461 11/25/2020
Analysis SM16-910B Fecal Strep by Membrane Filtration Standard Methods 16th ed. Standard Methods for the Examination of Water and Wastewater, APHA-AWWA-WPCF, 1985. N Y benf461 09/29/2023
Analysis SM16-418F Nitrate-nitrite by automated cadmium reduction Standard Methods 16th ed. Standard Methods for the Examination of Water and Wastewater, APHA-AWWA-WPCF, 1985. N Y benf461 09/28/2023
Analysis SM16-214A Turbidity, Nephelometric Method Standard Methods 16th ed. Standard Methods for the Examination of Water and Wastewater, APHA-AWWA-WPCF, 1985. N Y benf461 09/28/2023
Analysis SM9222J Simultaneous Detection of Total Coliforms and E. coli by Dual-Chromogen Membrane Filter Procedure Using m-ColiBlue24 Standard Methods 9222 Membrane Filter Technique For Members of The Coliform Group, Standard Methods For the Examination of Water and Wastewater, 23rd. https://doi.org/10.2105/SMWW.2882.193, January 2018. Y CNEU461 05/01/2023
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